LangSmith Sandboxes vs SF Compute Autoresearch Sandboxes

LangSmith Sandboxes costs $0.0576 per vCPU-hour. SF Compute Autoresearch Sandboxes bills memory only, at $0.04572 per GiB-hour. LangSmith Sandboxes runs Firecracker microVMs. SF Compute Autoresearch Sandboxes runs microVMs.

Updated Oct 23, 2026

LangSmith Sandboxes

Isolated sandboxes for running agent-generated code.

Isolation: Firecracker microVM
Free tier: Credit of 8 LSU every month
Max session: Not listed

Visit site LangSmith Sandboxes profile

SF Compute Autoresearch Sandboxes

Isolated microVMs for AI agents that fork from a saved snapshot, part of SF Compute Autoresearch.

Isolation: MicroVM
Free tier: None
Max session: Not listed

Visit site SF Compute Autoresearch Sandboxes profile

What is different

8 fields differ. The rest are the same or not listed.

Field

LangSmith Sandboxes

SF Compute Autoresearch Sandboxes

vCPU, per hour: LangSmith Sandboxes: $0.0576; SF Compute Autoresearch Sandboxes: Included
RAM, per GiB-hour: LangSmith Sandboxes: $0.01845; SF Compute Autoresearch Sandboxes: $0.04572
Storage: LangSmith Sandboxes: $0.000123 per GiB-hour; SF Compute Autoresearch Sandboxes: Sandbox snapshots $0.10 per GiB-month of deduplicated bytes, $0.05 per GiB-month in cold storage
Free tier: LangSmith Sandboxes: Credit of 8 LSU every month; SF Compute Autoresearch Sandboxes: None
Billing: LangSmith Sandboxes: Per second; SF Compute Autoresearch Sandboxes: Memory only
Largest sandbox: LangSmith Sandboxes: 16 vCPU · 64 GiB; SF Compute Autoresearch Sandboxes: 4 vCPU · 8 GiB
Isolation: LangSmith Sandboxes: Firecracker microVM; SF Compute Autoresearch Sandboxes: MicroVM
Integrations: LangSmith Sandboxes: LangChain, MCP; SF Compute Autoresearch Sandboxes: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

LangSmith Sandboxeslangchain.com/pricinglangchain.com

SF Compute Autoresearch Sandboxesautoresearch.sfcompute.com

Pricing

vCPU, per hour: LangSmith Sandboxes: $0.0576; SF Compute Autoresearch Sandboxes: Included
RAM, per GiB-hour: LangSmith Sandboxes: $0.01845; SF Compute Autoresearch Sandboxes: $0.04572
Storage: LangSmith Sandboxes: $0.000123 per GiB-hour; SF Compute Autoresearch Sandboxes: Sandbox snapshots $0.10 per GiB-month of deduplicated bytes, $0.05 per GiB-month in cold storage
Free tier: LangSmith Sandboxes: Credit of 8 LSU every month; SF Compute Autoresearch Sandboxes: None
Paid plan from: LangSmith Sandboxes: Pay as you go; SF Compute Autoresearch Sandboxes: Pay as you go
Billing: LangSmith Sandboxes: Per second; SF Compute Autoresearch Sandboxes: Memory only

Limits

Max session: LangSmith Sandboxes: Not listed; SF Compute Autoresearch Sandboxes: Not listed
Idle stop: LangSmith Sandboxes: After 10 minutes; SF Compute Autoresearch Sandboxes: Not listed
Largest sandbox: LangSmith Sandboxes: 16 vCPU · 64 GiB; SF Compute Autoresearch Sandboxes: 4 vCPU · 8 GiB
Concurrent sandboxes: LangSmith Sandboxes: Not listed; SF Compute Autoresearch Sandboxes: Up to 4,096

Platform

Isolation: LangSmith Sandboxes: Firecracker microVM; SF Compute Autoresearch Sandboxes: MicroVM
GPU: LangSmith Sandboxes: Not listed; SF Compute Autoresearch Sandboxes: Not listed
Snapshots: LangSmith Sandboxes:; SF Compute Autoresearch Sandboxes:
Pause and resume: LangSmith Sandboxes:; SF Compute Autoresearch Sandboxes:

Developer

SDKs: LangSmith Sandboxes: Python, TypeScript; SF Compute Autoresearch Sandboxes: Not listed
Integrations: LangSmith Sandboxes: LangChain, MCP; SF Compute Autoresearch Sandboxes: MCP, Claude Code

Trust

License: LangSmith Sandboxes: Not listed; SF Compute Autoresearch Sandboxes: Not listed
BYOC: LangSmith Sandboxes: Enterprise plan; SF Compute Autoresearch Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Size

LangSmith Sandboxes

SF Compute Autoresearch Sandboxes

1 vCPU · 2 GiB: LangSmith Sandboxes: $0.095; SF Compute Autoresearch Sandboxes: $0.091
2 vCPU · 4 GiB: LangSmith Sandboxes: $0.189; SF Compute Autoresearch Sandboxes: $0.183
4 vCPU · 8 GiB: LangSmith Sandboxes: $0.378; SF Compute Autoresearch Sandboxes: $0.366

Compute only, at list rates.

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Which one fits

Based on the fields above

LangSmith Sandboxes fits when

You use LangChain.
You want to start without paying.
You need the sandboxes in your own cloud account.
You need a sandbox larger than 4 vCPU · 8 GiB.

SF Compute Autoresearch Sandboxes fits when

You use Claude Code.
You want the lower list price: $0.183 against $0.189 an hour for 2 vCPU and 4 GiB.
You want one rate for memory, with CPU included.

More comparisons

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LangSmith Sandboxes

SF Compute Autoresearch Sandboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

LangSmith Sandboxes fits when

SF Compute Autoresearch Sandboxes fits when

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